Why can't we better regulate what is put in food and how animals are raised? Ask USA TODAY

A reader wants to know why we can't better regulate what is put in food and how animals are reaised. Science writer Elizabeth Weise answers. Have a question of your own? Send it via Twitter using #askusatoday, or e-mail askusatoday@usatoday.com.

http://archive.stevenspointjournal.com/VideoNetwork/2382398557001/Why-can-t-we-better-regulate-what-is-put-in-food-and-how-animals-are-raised-Ask-USA-TODAYrtmp://cp17277.edgefcs.net/ondemand/&mp4:Brightcove/Brightcove2/29906170001/2013/05/29906170001_2382388433001_Ask-USA-TODAY-Meat.mp4http://archive.stevenspointjournal.com/VideoNetwork/2382398557001/Why-can-t-we-better-regulate-what-is-put-in-food-and-how-animals-are-raised-Ask-USA-TODAYhttp://videos.usatoday.net/Brightcove2/29906170001/2013/05/29906170001_2382394247001_th-5192e3c1e4b049d0720013bb-86366016001.jpgWhy can't we better regulate what is put in food and how animals are raised? Ask USA TODAYA reader wants to know why we can't better regulate what is put in food and how animals are reaised. Science writer Elizabeth Weise answers. Have a question of your own? Send it via Twitter using #askusatoday, or e-mail askusatoday@usatoday.com.farm animalsEditorial pagecommongroundAsk USA TODAYcowsscienceorganicfoodmeatpigsCommon Groundchickensopinion02:31